What is HappyHorse-1.0?

15B open-source text-to-video model topping Artificial Analysis leaderboards with native audio, 1080p clips in seconds.

Who developed HappyHorse-1.0?

Zhang Di's team at Taotian Group's Future Life Lab, ex-Kling AI lead.

Yes, one-click GitHub install; 5s 1080p vid in 38s on H100, distilled version faster.

A mystery open-source model just dethroned video AI kings on blind user tests. Zhang Di's team at Taotian delivered the knockout punch.

theAIcatchup Apr 08, 2026 3 min read

HappyHorse-1.0 tops text/image-to-video leaderboards by 60 Elo points over Seedance 2.0 in blind tests. 𝕏
Zhang Di's Taotian Lab delivers first open-source unified audio-video Transformer, commercially licensed. 𝕏
Signals open-source takeover in 2026 video AI, echoing Stable Diffusion's image disruption. 𝕏

Published by

Community-driven. Code-first.

#AI video generation #Artificial Analysis leaderboard #HappyHorse-1.0 #Taotian Group #Zhang Di #open-source AI #open-source video AI #video generation

Get the best Open Source stories of the week in your inbox — no noise, no spam.

Originally reported by Dev.to